www.prismmodelchecker.org
[JD12] Yosr Jarraya and Mourad Debbabi. Formal Specification and Probabilistic Verification of SysML Activity Diagrams. In Proc. 6th International Symposium on Theoretical Aspects of Software Engineering (TASE'12). 2012. [Presents a framework for probabilistic verification of SysML activity diagrams via a translation to PRISM.]
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